Ash Shuwaymiyyah, Oman offers 1 beach perfect for sunbathing, surfing, swimming, and more. Ash Shuwaymiyyah is known for its stunning Ash Shuwaymiyyah Beach and the picturesque Ash Shuwaymiyyah Cliffs. The best time to travel to Ash Shuwaymiyyah, Oman, is between November and March, when the average air temperature is around 25°C (77°F) and the water temperature is approximately 24°C (75°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!